#0925.py
#3
#4
#5
#6
"""
123
12
13
"""
import keyword
from decimal import Decimal

#and or not
# # if(5>3 and 5<10):
# #  printf ("5<3")
print(keyword.kwlist)

num1=10
num2=20

num1=100
#num1="aaaaaa"
#type查看变量类型
print(type(num1))
print(3-2.6)
d1 = Decimal('2.6')


str1=('hello')
print("请输入一个数字")
num3 =eval(input())
print(type(num3))

num3 = eval(input("请输入一个数字"))
print(type(num3))


str1 ="hello"
str2 ="world"
print(str1,str2,end='')
print(str1,end='')

if num1 > num2:
    print("num1 > num2")
elif num1 < num2:
    print("num1 < num2")
    



